{
  "manageEntity": {
    "action": "Repost",
    "entityId": "571621399",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2eec36e3c41d28f8611bc61e58b25cd46c69dd58684c390b93b3a5169f595b8d",
    "signature": "0xe4658e553eebe30a14794fa97fc9d5ab5863ed459e5e3ee8dcf997e8afa6fd35584f8efa2cd8b2f2f0b2e2b5728299efc1bb3cf64020503336eb55790c27c0c31c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}