{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1557727234",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x54cbb03384429bacd3144108b181110ed1e3fb85cadd30fa9c8130babaa51a9f",
    "signature": "0x2430fab77108e02a0f1ca861078b5377ba906d04976eeb9432b6e38f1433e56b2270d3794df4fa6cb0e8cccad073ad0c01c2544511d6fc6430a2a1e6f7c0f9511c",
    "signer": "0x69F4F3580e53002dD014EeE2b9480814A01b21eF",
    "userId": "719083727"
  }
}