{
  "manageEntity": {
    "action": "Repost",
    "entityId": "291744730",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x849b0df57799fed4c958c30b3bed2bf7af1a3840d61db3fe2976c825c66d9dbb",
    "signature": "0xe3d5425cad520e8b7039dbb62490af3a47dbc72489d36476527a3534f16e5bf03435bed3ad9edc3d9b89438fc4e12bd9fc53e18e9e5991383a54067036cf3ebb1c",
    "signer": "0xC9e4fe89311517E71e968f6DE26A6c075A639F41",
    "userId": "964899801"
  }
}