{
  "manageEntity": {
    "action": "Repost",
    "entityId": "42551391",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x953e8c9e672cf294ea00393f8b575dba41ac8b83e4f4ba0b0cb3c068788c5034",
    "signature": "0xa5e9a08085d94fc52be7dab51ddbeada28737b09c088e48731c6606575eb59d95f424b97e6c9d0e52ce5aef38a142f464eb712e5ed05256c82febefce2bab5e11b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}