{
  "manageEntity": {
    "action": "Repost",
    "entityId": "656307",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x15add141e2662f433e179abac6295ae9f5cf3d5b2eae6b1e47ce7fe348824a2e",
    "signature": "0xacaa1d67294e19a03b32de12d7763604cd670a65f4f27d327f4576e4cf9e42395ce3952ae76ee825a2cd21ea267ea0ce17c027d9b7fca615669a51bb16c3fa581b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}