{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1557416360",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x97b6c8f5deb81d71f0227e045bd7500f57ce23426bd06d50c31c2333f7998ce3",
    "signature": "0xf29cfa156d3c7fd47f0cf094233ddc5b85d63e00c2a0d03fc05af0f51677eeb327dfdb3a2a8c73fdc75956ebab4926b1ae7fdefabd8c425fdf5bd34427552e401b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}