{
  "manageEntity": {
    "action": "Repost",
    "entityId": "121334",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x49905b1dd353c3d79f183e32f25c6743aec779f20a94e3da811c16b5bd6c9c43",
    "signature": "0x60e64c054e44238174270d0f0b2a0a5cf5c222c20b08e3946cbcfbdc1f91358802021c28c76be967278bafab29c9875444e796099916c69116a322d877caf3261c",
    "signer": "0x3D4d8a781454E2338c482dE697d6DE1ACc7D9031",
    "userId": "599751364"
  }
}